Charging adapter



FIG. 1 is a left perspective view of a charging adapter, in accordance with the present design.

FIG. 2 is a right perspective view thereof; and,

FIG. 3 is a top view thereof.

The broken lines shown in the drawings are included for the purpose of illustrating unclaimed portions of the charging adapter and form no part of the claimed design. 

CLAIM I claim the ornamental design for a charging adapter, substantially as shown and described. 